Department of Homeland Security NAICS 541519 and PSC D399 contractors

Other Computer Related Services. IT AND TELECOM- OTHER IT AND TELECOMMUNICATIONS. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541519 · PSC D399

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$86,269,481,410

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541519 and PSC D399

Advanced Technologies And Laboratories (atl) International, Inc.

Gaithersburg, MD

Gaithersburg, MD | 36 awards | Top agency Department of Energy | NAICS 562910

$14,282,751

Telos Corporation

Ashburn, VA

Ashburn, VA | 73 awards | Top agency Department of Defense | NAICS 517110

$464,169,526

Solutions Through Innovative Technologies INC

Fairborn, OH

Fairborn, OH | 72 awards | Top agency Department of Defense | NAICS 541330

$56,679,195

Zermount, Inc.

Arlington, VA

Arlington, VA | 41 awards | Top agency Department of Homeland Security | NAICS 541512

$17,313,586

Variq Corporation

Mclean, VA

Mclean, VA | 19 awards | Top agency Department of Homeland Security | NAICS 541512

$136,105,329

The Centech Group Inc.

Bethesda, MD

Bethesda, MD | 40 awards | Top agency Department of Defense | NAICS 517110

$272,410,034

Indigo It, LLC

Herndon, VA

Herndon, VA | 26 awards | Top agency Department of Homeland Security | NAICS 541512

$23,485,096

Chugach Information Technology LLC

Anchorage, AK

Anchorage, AK | 31 awards | Top agency Department of Defense | NAICS 541330

$38,428,005

Intelligent Waves LLC

Reston, VA

Reston, VA | 48 awards | Top agency Department of Veterans Affairs | NAICS 541519

$301,581,844

Asm Research, LLC

Fairfax, VA

Fairfax, VA | 16 awards | Top agency Department of Veterans Affairs | NAICS 541512

$845,629,101

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